The devil is in the details. The japanese planes have this extra range because they lack some of the things that the american planes are going to have, like armor makes you light. To not have armor increases your range, increases your manoeuverability, but you'd better not get hit. Just don't get hit in the fuel tanks or the fuel lines. They can't even get the oil that they need for the ship's boilers and engines refined. And if they do get them refined, they can't get the refined oil to where the warships are. This straight crude is going to foul the boilers, destroy the engines. I mean, you don't